in_vocabulary: In Vocabulary
In news-r/word2vec.r: Implementation of 'Julia' 'Word2vec'

Return whether a specific word is in the vocabulary.

in_vocabulary(model, word)

## S3 method for class 'wordvectors'
in_vocabulary(model, word)

## S3 method for class 'wordclusters'
in_vocabulary(model, word)

`model`	A model as returned by `word_vectors` or `word_clusters`.
`word`	The word to extract.

## Not run: 
# setup word2vec Julia dependency
setup_word2vec()

# sample corpus
data("macbeth", package = "word2vec.r")

# train model
model_path <- word2vec(macbeth)

# get word vectors
model <- word_vectors(model_path)

# check if James I is mentioned
in_vocabulary(model, "james")

## End(Not run)